linux-kernel - Re: [PATCH 0/4] reparent the THP split queue

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Message-ID: <7d76e5ce-22c7-4b9c-bb23-d0ccbe22b745@bytedance.com>
Date: Mon, 22 Sep 2025 15:51:46 +0800
From: Qi Zheng <zhengqi.arch@...edance.com>
To: Shakeel Butt <shakeel.butt@...ux.dev>
Cc: hannes@...xchg.org, hughd@...gle.com, mhocko@...e.com,
 roman.gushchin@...ux.dev, muchun.song@...ux.dev, david@...hat.com,
 lorenzo.stoakes@...cle.com, ziy@...dia.com, baolin.wang@...ux.alibaba.com,
 Liam.Howlett@...cle.com, npache@...hat.com, ryan.roberts@....com,
 dev.jain@....com, baohua@...nel.org, lance.yang@...ux.dev,
 akpm@...ux-foundation.org, linux-mm@...ck.org, linux-kernel@...r.kernel.org,
 cgroups@...r.kernel.org, Harry Yoo <harry.yoo@...cle.com>
Subject: Re: [PATCH 0/4] reparent the THP split queue

Hi Shakeel,

On 9/20/25 5:33 AM, Shakeel Butt wrote:
> Hi Qi,
> 
> On Fri, Sep 19, 2025 at 11:46:31AM +0800, Qi Zheng wrote:
>> Hi all,
>>
>> In the future, we will reparent LRU folios during memcg offline to eliminate
>> dying memory cgroups,
> 
> Will you be driving this reparent LRU effort or will Muchun be driving
> it? I think it is really important work and I would really like to get
> this upstreamed sooner than later.

I will work with Muchun to drive it. And we are also discussing some
solutions for adapting MGLRU with Harry Yoo (private email).

Oh, I forgot to cc Harry in this series.

+cc Harry Yoo.

Thanks,
Qi

> 
> thanks,
> Shakeel